./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5e05bcb7ff129668a7051200492d41b5775a7c99d43b8ed8565ca07188d3c5a1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:57:26,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:57:26,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:57:26,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:57:26,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:57:26,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:57:26,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:57:26,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:57:26,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:57:26,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:57:26,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:57:26,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:57:26,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:57:26,481 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:57:26,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:57:26,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:57:26,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:57:26,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:57:26,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:57:26,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:26,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:57:26,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:57:26,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:57:26,482 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:57:26,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:57:26,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e05bcb7ff129668a7051200492d41b5775a7c99d43b8ed8565ca07188d3c5a1 [2024-12-06 01:57:26,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:57:26,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:57:26,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:57:26,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:57:26,714 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:57:26,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2024-12-06 01:57:29,342 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/3508c7c99/835da34c497e45239c6bd69638ab473e/FLAGdc016da68 [2024-12-06 01:57:29,595 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:57:29,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2024-12-06 01:57:29,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/3508c7c99/835da34c497e45239c6bd69638ab473e/FLAGdc016da68 [2024-12-06 01:57:29,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/3508c7c99/835da34c497e45239c6bd69638ab473e [2024-12-06 01:57:29,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:57:29,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:57:29,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:29,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:57:29,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:57:29,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:29" (1/1) ... [2024-12-06 01:57:29,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6a1265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:29, skipping insertion in model container [2024-12-06 01:57:29,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:29" (1/1) ... [2024-12-06 01:57:29,954 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:57:30,317 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:280) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:782) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:57:30,322 INFO L158 Benchmark]: Toolchain (without parser) took 398.72ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 102.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:57:30,323 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:57:30,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.14ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 102.8MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:57:30,324 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.14ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 102.8MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5e05bcb7ff129668a7051200492d41b5775a7c99d43b8ed8565ca07188d3c5a1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:57:32,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:57:32,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:57:32,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:57:32,120 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:57:32,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:57:32,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:57:32,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:57:32,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:57:32,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:57:32,121 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:57:32,121 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:57:32,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:57:32,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:57:32,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:57:32,122 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:57:32,123 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:32,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:57:32,123 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:57:32,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e05bcb7ff129668a7051200492d41b5775a7c99d43b8ed8565ca07188d3c5a1 [2024-12-06 01:57:32,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:57:32,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:57:32,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:57:32,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:57:32,346 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:57:32,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2024-12-06 01:57:34,972 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/ec2237ca5/5678add818ca40f0b245dc73c60032cb/FLAG07b415c51 [2024-12-06 01:57:35,238 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:57:35,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i [2024-12-06 01:57:35,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/ec2237ca5/5678add818ca40f0b245dc73c60032cb/FLAG07b415c51 [2024-12-06 01:57:35,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/data/ec2237ca5/5678add818ca40f0b245dc73c60032cb [2024-12-06 01:57:35,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:57:35,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:57:35,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:35,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:57:35,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:57:35,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:35" (1/1) ... [2024-12-06 01:57:35,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b92c068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:35, skipping insertion in model container [2024-12-06 01:57:35,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:57:35" (1/1) ... [2024-12-06 01:57:35,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:57:35,912 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i[41018,41031] [2024-12-06 01:57:35,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:57:35,928 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:57:35,959 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/sv-benchmarks/c/floats-cbmc-regression/float-to-double1.i[41018,41031] [2024-12-06 01:57:35,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:57:36,050 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:57:36,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36 WrapperNode [2024-12-06 01:57:36,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:57:36,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:57:36,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:57:36,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:57:36,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,087 INFO L138 Inliner]: procedures = 448, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 17 [2024-12-06 01:57:36,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:57:36,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:57:36,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:57:36,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:57:36,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,099 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:57:36,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:57:36,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:57:36,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:57:36,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:57:36,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:57:36,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:57:36,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:57:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:57:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:57:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:57:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:57:36,221 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:57:36,222 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:57:36,319 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 01:57:36,319 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:57:36,337 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:57:36,338 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:57:36,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:36 BoogieIcfgContainer [2024-12-06 01:57:36,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:57:36,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:57:36,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:57:36,346 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:57:36,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:36" (1/1) ... [2024-12-06 01:57:36,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:57:36,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:36,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:57:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:57:36,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:57:36,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:57:36,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:57:36,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:57:36,391 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:57:36,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:57:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:36,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:57:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:57:38,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:57:38,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:57:43,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:57:43,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:57:48,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:57:50,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:57:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-12-06 01:57:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-12-06 01:57:50,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 01:57:50,128 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-06 01:57:50,134 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 01:57:50,921 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 01:57:50,921 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2024-12-06 01:57:50,921 INFO L77 FloydHoareUtils]: At program point L976(line 976) the Hoare annotation is: (= |ULTIMATE.start_main_~ff~0#1| ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven |ULTIMATE.start_main_~f~0#1|))) [2024-12-06 01:57:50,922 INFO L75 FloydHoareUtils]: For program point L976-1(line 976) no Hoare annotation was computed. [2024-12-06 01:57:50,922 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 01:57:50,922 INFO L77 FloydHoareUtils]: At program point L969(lines 969 977) the Hoare annotation is: true [2024-12-06 01:57:50,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:57:50 ImpRootNode [2024-12-06 01:57:50,924 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:57:50,925 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:57:50,925 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:57:50,925 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:57:50,925 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:57:36" (3/4) ... [2024-12-06 01:57:50,927 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 01:57:50,931 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 01:57:50,931 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 01:57:50,931 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 01:57:50,931 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:57:50,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:57:50,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:57:50,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:57:50,996 INFO L158 Benchmark]: Toolchain (without parser) took 15437.46ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 57.4MB in the end (delta: 10.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-12-06 01:57:50,997 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:57:50,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.12ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 53.8MB in the end (delta: 14.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-12-06 01:57:50,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.54ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 51.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:57:50,997 INFO L158 Benchmark]: Boogie Preprocessor took 16.72ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 50.6MB in the end (delta: 774.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:57:50,998 INFO L158 Benchmark]: RCFGBuilder took 232.76ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 40.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:57:50,998 INFO L158 Benchmark]: CodeCheck took 14585.78ms. Allocated memory is still 92.3MB. Free memory was 40.9MB in the beginning and 61.7MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:57:50,998 INFO L158 Benchmark]: Witness Printer took 70.75ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 57.4MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:57:51,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 1 NumberOfNonLiveVariables, 15 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 976]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.12ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 53.8MB in the end (delta: 14.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.54ms. Allocated memory is still 92.3MB. Free memory was 53.8MB in the beginning and 51.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.72ms. Allocated memory is still 92.3MB. Free memory was 51.3MB in the beginning and 50.6MB in the end (delta: 774.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 232.76ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 40.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 14585.78ms. Allocated memory is still 92.3MB. Free memory was 40.9MB in the beginning and 61.7MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 70.75ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 57.4MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 01:57:51,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2f241cd-1b51-4e68-87f7-8d2abad5c542/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE